MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass external link farm, with many links pointing to Shopify domains and one critical link to a known malicious redirector at ttraff.ru. The ML classifier also strongly indicated maliciousness. The document body contains obfuscated text and a URL that is likely used for redirection or further payload delivery.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://ttraff.ru/pify?keyword=mc+caverinha+tipo+gta
- http://files.brijaemorris.com/uploads/1/3/0/9/130969454/9857086.pdf
- http://files.merrifieldseminar.com/uploads/1/3/2/7/132710655/7749287.pdf
- http://files.thespringschurch.net/uploads/1/3/1/6/131606165/1729119.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/99231100330.pdf
- https://cdn.shopify.com/s/files/1/0430/0954/0257/files/misplaced_modifiers_examples_and_corrections.pdf
- https://cdn.shopify.com/s/files/1/0431/3877/7249/files/nupirupipolujunexajasone.pdf
- https://cdn.shopify.com/s/files/1/0433/9643/2021/files/81633630816.pdf
- https://cdn.shopify.com/s/files/1/0436/9724/2262/files/dmrc_metro_map_download.pdf
- https://cdn.shopify.com/s/files/1/0430/6527/8625/files/adventure_aquarium_map.pdf
- https://cdn.shopify.com/s/files/1/0429/3469/8147/files/albert_camus_the_fall_download.pdf
- https://cdn.shopify.com/s/files/1/0436/9494/8517/files/31390845929.pdf
- https://cdn.shopify.com/s/files/1/0433/8447/1719/files/applied_partial_differential_equations_haberman_5th.pdf
- https://cdn.shopify.com/s/files/1/0427/9202/6271/files/llc_operating_agreement_template_texas.pdf
- https://cdn.shopify.com/s/files/1/0431/9058/3464/files/91813035396.pdf
- https://cdn.shopify.com/s/files/1/0430/7373/2768/files/koxisol.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005423.bin8ba69d7aece72c70da6f73ce072e0ed8dc4c6a9ac8ae49366daaa7d2ee2cd412 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5423 | 5048 bytes |
font_01_sfnt_off00006556.bin4f22882f992fc220fd47ca1ddc01af1bd8f6cc3c0abaea338bb48fa5b384f6ae |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6556 | 9908 bytes |
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